Finding the Fourth Proportional to 1,130,846.26, 1,697,110.30 and 456,933.42
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Solution
The fourth proportional to 1,130,846.26, 1,697,110.30 and 456,933.42 is: 685,739.91
Step by Step Solution
- Step 1: Write the proportion equation
1,130,846.26 : 1,697,110.30 = 456,933.42 : x - Step 2: Convert to fraction form
1,130,846.26/1,697,110.30 = 456,933.42/x - Step 3: Cross multiply
1,130,846.26x = 1,697,110.30 × 456,933.42 - Step 4: Simplify right side
1,130,846.26x = 775,466,413,496.23 - Step 5: Solve for x
x = 775,466,413,496.23/1,130,846.26 - Step 6: Final answer
x = 685,739.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.